teradataml.sdk.DeviceCodeAuth.authenticate = authenticate(self, token_cache_file_path=None)

DESCRIPTION:
    Authenticates using device code flow and fetches the access token.
 
PARAMETERS:
    token_cache_file_path:
        Optional Argument.
        Specifies the file path to load and/or cache the token data.
        Types: str
 
RETURNS:
    requests.Session: Authenticated session with the access token.
 
RAISES:
    None
 
EXAMPLES:
    >>> from teradataml.sdk import DeviceCodeAuth
    >>> auth = DeviceCodeAuth(
            auth_token_url="https://example.com/token",
            auth_device_auth_url="https://example.com/device_auth",
            auth_client_id="your_client_id",
            auth_client_secret="your_client_secret"
        )
    >>> session = auth.authenticate(token_cache_file_path="/path/to/token_cache.json")